No need to start Ticker for Crankshaft

src/runtime-profiler.cc

Index: src/runtime-profiler.cc
diff --git a/src/runtime-profiler.cc b/src/runtime-profiler.cc
index 2606f8ab37f623c60d90df5c6d4ee77da0946acf..e8062ad0b7b9b506c65704397e23d5cb28bb2f44 100644
--- a/src/runtime-profiler.cc
+++ b/src/runtime-profiler.cc
@@ -389,9 +389,6 @@ void RuntimeProfiler::SetUp() {
   if (!FLAG_watch_ic_patching) {
     ClearSampleBuffer();
   }
-  // If the ticker hasn't already started, make sure to do so to get
-  // the ticks for the runtime profiler.
-  if (IsEnabled()) isolate_->logger()->EnsureTickerStarted();
 }